UBUNTU-CVE-2026-45966

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix NULL pointer dereference in unixneedsrevalidation When receiving file descriptors via SCMRIGHTS, both the socket pointer and the socket's sk pointer can be NULL during socket setup or teardown, causing NULL pointer...

CVE-2026-45966

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix NULL pointer dereference in unixneedsrevalidation When receiving file descriptors via SCMRIGHTS, both the socket pointer and the socket's sk pointer can be NULL during socket setup or teardown, causing NULL pointer...

CVE-2026-45884

In the Linux kernel, the following vulnerability has been resolved: apparmor: avoid per-cpu hold underflow in aagetbuffer When aagetbuffer pulls from the per-cpu list it unconditionally decrements cache-hold. If hold reaches 0 while count is still non-zero, the unsigned decrement wraps to UINTMAX...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the improper handling of misaligned memory during the creation of the AppArmor table. This...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from an oversight in AppArmor where the counter for each CPU’s cache holdings does not check for...

CVE-2026-45893

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix & Optimize table creation from possibly unaligned memory Source blob may come from userspace and might be unaligned. Try to optize the copying process by avoiding unaligned memory accesses. - Added Fixes tag - Added...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from incorrect string termination in AppArmor, potentially leading to a buffer overflow...

CVE-2026-46055

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix string overrun due to missing termination When booting Ubuntu 26.04 with Linux 7.0-rc4 on an ARM64 Qualcomm Snapdragon X1 we see a string buffer overrun: BUG: KASAN: slab-out-of-bounds in aadfamatch...

PT-2026-43832

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in AppArmor where a NULL pointer dereference occurs when the export binary parameter is disabled at runtime. Profiles loaded before this change retain their raw data in...

Linux Distros Unpatched Vulnerability : CVE-2026-45848

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - apparmor: fix NULL sock in aasockfileperm Deal with the potential that sock and sock-sk can be NULL during socket setup or teardown. This could lead to an oops...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the AppArmor module failing to handle cases where sock and sock-sk might be NULL during socket...

Linux Distros Unpatched Vulnerability : CVE-2026-45965

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - apparmor: fix invalid deref of rawdata when exportbinary is unset If the exportbinary parameter is disabled on runtime, profiles that were loaded before that wi...

CVE-2026-45965

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix invalid deref of rawdata when exportbinary is unset If the exportbinary parameter is disabled on runtime, profiles that were loaded before that will still have their rawdata stored in apparmorfs, with a symbolic lin...

PT-2026-43715

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the AppArmor module. Specifically, the aa sock file perm function does not properly handle cases where sock and sock-sk can be NULL during socket set...

CVE-2026-45848

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix NULL sock in aasockfileperm Deal with the potential that sock and sock-sk can be NULL during socket setup or teardown. This could lead to an oops. The fix for NULL pointer dereference in unixneedsrevalidation shows...

PT-2026-43922

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.0.11-1.1 Description A string buffer overrun occurs in the AppArmor module due to missing termination. This issue manifests as a slab-out-of-bounds read within the aa dfa match function, specifically when...

PT-2026-43833

Name of the Vulnerable Software and Affected Versions Linux kernel versions 6.17 through 6.17 Description A NULL pointer dereference occurs in the unix needs revalidation function when receiving file descriptors via SCM RIGHTS. During socket setup or teardown, both the socket pointer and the...

Linux Distros Unpatched Vulnerability : CVE-2026-45893

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - apparmor: Fix & Optimize table creation from possibly unaligned memory Source blob may come from userspace and might be unaligned. Try to optize the copying...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: AppArmor: Fixed a memory leak in aasimplewritetobuffer. When copyfromuser failed, memory was freed using kvfree. However, the management structure and data blob are allocated independently. Therefore, only kvfreedata causes the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: AppArmor: A memory leak has been fixed in allocns. After changes in commit a1bd627b46d1 “AppArmor: sharing the profile name during replacement”, the hname member of the struct aapolicy is not a valid slab object; however, it is a...